Big Questions Archives -

Yesterday, Dr. Tabetha Boyajian and Professor Jason Wright have participated in a Reddit AMA (ask me anything) to answer any and all questions regarding the “most controversial star in our Galaxy” KIC 8462852.Read More

There are about 100 billion to 200 billion galaxies in the observable universe. For roughly 13 billion years they’ve swarmed around each other, colliding and merging, undergoing rapid star formation and suffering periods of drought, where no new stars are born.Read More

Jupiter is a really big object, its the largest planet in our solar system, so big that 1321 Earth’s can fit into it. This gas giant has 67 moons — four large moons and dozens of smaller ones.Read More

Our universe have some peculiar properties, properties that couldn’t be explained by conventional Big Bang theory. For example, it’s flat, meaning it’s at just the right mass density that it will neither expand forever nor collapse back on itself. Why should it be flat?Read More

The WOW signal is considered one of the most intriguing events in the search for life in outer space. In 1977 a SETII researcher, astronomer Jerry Ehman, working at the Ohio State University’s Big Ear radio telescope heard an extremely strong signal coming from the constellation Sagittarius.Read More

The first stars in the Universe, so–called Population III or Pop III stars, are believed to have formed from the primordial ‘molecular’ clouds, a metal–free gas available in the very early Universe, in pristine conditions.Read More

In 2004, researchers were combing through the data from a satellite called WMAP when they noticed something unusual. Part of the universe looked a lot colder than the rest. They called it, appropriately, the Cold Spot and scientists still aren’t really sure why it’s there.Read More

New study suggests that an encounter of the solar system with a giant molecular dark cloud could have driven an environmental catastrophe leading to mass extinction in the last 8 million years of the Cretaceous period.Read More

Have you ever asked to yourself what do astronauts eat in space? Journey to Mars preparations are becoming a global issue, with millions of people following what NASA and the astronauts on the ISS are doing.Read More

Welcome to CosmosUp. Within this site are a lot of free scientific pages about astronomy. CosmosUp is a personal Website dedicated to share the splendors of the universe. Your guide to the world and the space beyond.